24691990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 47309184

約数和(自身を除く): 22617194

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 431, 674, 862, 1685, 2155, 3370, 4310, 5729, 7327, 11458, 14654, 28645, 36635, 57290, 73270, 145247, 290494, 726235, 1452470, 2469199, 4938398, 12345995, 24691990]

約数ペア:

[(1, 24691990), (2, 12345995), (5, 4938398), (10, 2469199), (17, 1452470), (34, 726235), (85, 290494), (170, 145247), (337, 73270), (431, 57290), (674, 36635), (862, 28645), (1685, 14654), (2155, 11458), (3370, 7327), (4310, 5729)]